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【单选题】
解理断裂是金属在正应力作用下,由于晶内原子间的结合键而造成的穿晶断裂,所以 的金属一般不发生解理断裂A.
体心立方
B.
六方
C.
面心立方
D.
化合物
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举一反三
【单选题】It’s raining heavily. I’d rather ________ in bed ________ out.
A.
to lie, than to go
B.
lie; to staying
C.
stay; than go
D.
lying; to staying
【单选题】—Who is _____, Lie Lie or Jim? —I think Jim is _____ of the two. [ ]
A.
the tallest; the tallest
B.
taller; the tallest
C.
taller; the taller
D.
the taller; the taller
【简答题】机械制图中常用图线的种类有粗实线、 、 、 、波浪线、粗虚线、细双点画线、 、 九种。
【单选题】lie ( Search the lines ) "Advertising is lying," I said, "I want to tell the truth."
A.
to make a false statement in order to deceive
B.
to be buried
C.
to remain in a flat position on a suce
【简答题】A: __________ do you usually do _________ your computer? B: I usually use it to type my papers.
【简答题】Calum: I usually always get my news . I use the Internet because I think it’s a very useful tool and it’s always .
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